MPH Calculator

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Winter is around the corner:

The winter race season is coming up soon.  Time to get the rig ready for the the ice and have some fun!!!!!

 


 

MPH Calculator


Fill in the appropriate information below, Then click when finished.

Engine RPM

Chain Case Gear ratio

Clutch ratio (1.00 w/o Overdrive)

Driver diameter in inches (7.07, 7.75.) 

The speed in MPH is miles per hour.

The same DRIVER size and RPM will give the following speeds based on the following gear ratio changes.

1.40 1.45 1.50 1.55 1.60 1.65 1.70 1.75

These speeds are accurate to with in .020mph